Folding luggage case



FIG. 1 is a perspective view of a folding luggage case showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view of the folding luggage case of FIG. 1, and shows the folding luggage case being folded.

The broken lines depict portions of the folding luggage case in which the design is embodied that are not considered part of the claimed design. 

CLAIM The ornamental design for a folding luggage case, as shown and described. 